343322340 has 96 divisors (see below), whose sum is σ = 989573760. Its totient is φ = 88897536.

The previous prime is 343322339. The next prime is 343322347. The reversal of 343322340 is 43223343.

It is a self number, because there is not a number n which added to its sum of digits gives 343322340.

It is not an unprimeable number, because it can be changed into a prime (343322347) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 339756 + ... + 340764.

It is an arithmetic number, because the mean of its divisors is an integer number (10308060).

Almost surely, 2^343322340 is an apocalyptic number.

343322340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 343322340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (494786880).

343322340 is an abundant number, since it is smaller than the sum of its proper divisors (646251420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

343322340 is a wasteful number, since it uses less digits than its factorization.

343322340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1181 (or 1179 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 24.

The square root of 343322340 is about 18528.9594958810. The cubic root of 343322340 is about 700.2192102571.

Adding to 343322340 its reverse (43223343), we get a palindrome (386545683).

The spelling of 343322340 in words is "three hundred forty-three million, three hundred twenty-two thousand, three hundred forty".